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Capability
Feature
Deployment Approach
Defining Entity Columns
Defining Entity Columns An entity's columns represent its attributes. These attributes map table fields to Java object fields. Here you'll examine the sample project from Understanding and...
Published Date: May 9, 2024 6:52 PM
Defining Entity Finder Methods
Defining Entity Finder Methods Finder methods retrieve entity objects from the database based on specified parameters. For each finder defined, Service Builder generates several methods to fetch,...
Published Date: May 9, 2024 6:52 PM
Upgrading Modules Using Gogo Shell
Upgrading Modules Using Gogo Shell To troubleshoot upgrade issues with particular modules, it may be necessary to test and perform upgrades on a per-module basis, instead of en-masse. Liferay has...
Published Date: May 9, 2024 6:52 PM
Example: Removing Intermediate Journal Article Versions
Example: Removing Intermediate Journal Article Versions These instructions and code samples demonstrate removing intermediate Journal Article versions. In the script console, you can remove...
Published Date: May 9, 2024 6:52 PM
Upgrading Custom Development
Upgrading Custom Development Upgrading on 7.4 After upgrading your installation, you must also upgrade your customizations. This includes apps, services, configurations, and more. The steps to...
Published Date: May 9, 2024 6:52 PM
Database Tuning for Upgrades
Database Tuning for Upgrades Performing an upgrade impacts the database differently from daily running in production. Because of this, you should tune your database for the upgrade process before...
Published Date: May 9, 2024 6:52 PM
Advanced Queries
Advanced Queries Service Builder doesn't limit you to elements in service.xml. If simple finders aren't sufficient for getting data out of your application, there are three other ways to make the...
Published Date: Jan 11, 2025 4:12 PM
Expando
Expando Accessing Custom Fields with Expando
Published Date: May 9, 2024 6:52 PM
Data Scopes
Data Scopes
Published Date: May 9, 2024 6:52 PM
Defining Entities
Defining Entities Entities are the heart and soul of a service. They represent the map between the model objects in Java and your database fields and tables. Service Builder automatically maps your...
Published Date: May 9, 2024 6:52 PM
Implementing an Item Selector
Implementing an Item Selector Item selectors are pop-up dialogs for selecting assets, such as documents, videos, or users. By configuring the item selector's criteria and defining its usage, you...
Published Date: May 9, 2024 6:52 PM
Using Dynamic Query
Using Dynamic Query Liferay's Dynamic Query API wraps Hibernate's Criteria API. It helps you think in terms of objects and member variables instead of tables and columns. Complex queries can be...
Published Date: Jan 18, 2025 2:47 AM
Business Logic with Service Builder
Business Logic with Service Builder Once you've generated model, persistence, and service code with Service Builder, you can begin adding business logic. Entities generated by Service Builder...
Published Date: May 9, 2024 6:52 PM
Configuring Global Service Options
Configuring Global Service Options A service's global options apply to all its entities. Here are the options: Dependency Injector Package path Multiversion concurrency control Namespace...
Published Date: May 9, 2024 6:52 PM
Defining Entity Relationships
Defining Entity Relationships Relationships between database entities or Java objects are necessary for most applications. Take Liferay's Message Boards application as an example. Each Message...
Published Date: May 9, 2024 6:52 PM
Generating Model, Persistence, and Service Code
Generating Model, Persistence, and Service Code Service Builder makes it easy to define models and generate model, persistence, and service code for them. You'll experience this by defining a model...
Published Date: May 9, 2024 6:52 PM
Portlet 3.0 API Opt In
Portlet 3.0 API Opt In A portlet must specify version 3.0 to opt in to the Portlet 3.0 API. The 3.0 Portlet API version can be specified in the following ways. Standard Portlet @PortletApplication...
Published Date: May 9, 2024 6:53 PM
Building a Custom Ticketing System
Building a Custom Ticketing System Liferay makes it easy for you to build digital solutions. For example, you can create a custom ticketing application with the styling and features needed for your...
Published Date: May 9, 2024 6:52 PM
Building Applications
Building Applications For maximum compatibility with all of Liferay's deployment options, you can combine Liferay's Objects, Client Extensions, and other features and tools to build real-world...
Published Date: May 9, 2024 6:52 PM
Applying a Custom Theme
Applying a Custom Theme You can use different front-end client extensions to customize the look and feel of your site. Specifically, theme CSS type client extension can be used as an alternative to...
Published Date: May 9, 2024 6:52 PM
Asset Framework
Asset Framework The asset framework is behind many of Liferay's most powerful features. It provides tools for displaying and interacting with any type of content and data. For example, if you build...
Published Date: May 9, 2024 6:52 PM
Deploying a Custom Application
Deploying a Custom Application You can use a custom element client extension to render a JavaScript application as a widget on a Liferay site page. The application is served by Liferay and...
Published Date: May 9, 2024 6:52 PM
Building a Time Off Requester
Building a Time Off Requester Liferay 7.4+ With Liferay Objects, you can build entire applications without writing code or deploying modules. Here, create a Time Off Request application using...
Published Date: May 9, 2024 6:52 PM
Defining a Custom Data Schema
Defining a Custom Data Schema The ticketing application requires custom data fields and selections. You use Liferay objects and picklists to define a custom data schema. Creating Custom Picklists...
Published Date: May 9, 2024 6:52 PM
Implementing a Documentation Referral System
Implementing a Documentation Referral System The ticketing system can be further enhanced with a documentation referral system. The system searches automatically for relevant documentation based on...
Published Date: May 9, 2024 6:52 PM
Enabling Assets
Enabling Assets Many of Liferay's applications (e.g. Blogs, Documents and Media, Message Boards, etc.) are asset-enabled out of the box. You can publish assets with the Asset Publisher widget or...
Published Date: May 9, 2024 6:52 PM
Ticket Management with Cron Jobs
Ticket Management with Cron Jobs Use Cron jobs to automate managing tickets. For example, have a job to run at a regular schedule to delete any tickets that have a resolution type of duplicate or...
Published Date: May 9, 2024 6:52 PM
Data Frameworks
Data Frameworks
Published Date: May 9, 2024 6:52 PM
Liferay Development
Liferay Development Liferay's development platform makes developers faster and more efficient by providing a baseline set of features to build upon. Rather than start from scratch, you can start...
Published Date: May 9, 2024 6:52 PM
Cache
Cache
Published Date: May 9, 2024 6:52 PM
Sorting Entity Instances
Sorting Entity Instances Often, you want to retrieve multiple instances of a given entity and list them in a particular order. The service.xml file lets you specify the default order of your...
Published Date: May 9, 2024 6:52 PM
Service Builder Basics
Service Builder Basics Using Service Builder helps you learn it. You'll use it to learn the basics: Generating Model, Persistence, and Service Code: Define a basic model, generate code from it,...
Published Date: May 9, 2024 6:52 PM
Modifying Database Fields in Development
Modifying Database Fields in Development As you develop an application, you might need to add fields to your database. This is a normal process of iterative development: you get an idea for a new...
Published Date: May 9, 2024 6:52 PM
Invoking a Service Locally
Invoking a Service Locally Service Builder services that are deployed to DXP/Portal can be invoked from other classes in the same JVM. These services are local to the classes. Service Builder...
Published Date: May 9, 2024 6:52 PM
Using Upgrade Processes in Earlier Versions
Using Upgrade Processes in Earlier Versions Liferay DXP 7.4 U10/Portal 7.4 GA14 and Below Follow these steps to create an upgrade process for your module: Open your module's bnd.bnd file, and...
Published Date: Dec 3, 2024 3:10 PM
Upgrading Data Schemas
Upgrading Data Schemas When you upgrade Liferay, you might run into incompatibility issues with your custom modules' data schemas. There are three ways you can resolve these issues: You can run...
Published Date: May 9, 2024 6:52 PM
Using Upgrade Processes
Using Upgrade Processes Liferay DXP 7.4 U10+/Portal 7.4 GA14+ An upgrade of your application may require making changes to your database tables. Liferay's upgrade framework makes it easy to make...
Published Date: May 9, 2024 6:53 PM
Developing a Java Web Application
Developing a Java Web Application
Published Date: May 9, 2024 6:53 PM
Reference
Reference
Published Date: May 9, 2024 6:53 PM
Understanding and Extending Generated Classes
Understanding and Extending Generated Classes Service Builder generates both tables for your entity and model, persistence, and service classes for it. Here you'll examine generated classes for an...
Published Date: May 9, 2024 6:52 PM

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